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8464998 Automate fluid flow control system  
An automate fluid flow control system includes a valve member for being sealedly disposed within a fluid chamber to seal a flow of fluid flowing from a fluid inlet to a fluid outlet, a relief valve...
8444070 Electric-actuated control valve of a unit fuel injector  
A unit fuel injector (10) has a control valve (40) in which a valve spool (92) is displaceable within a bore (91) of a valve body (90) between a limit of displacement that fully opens an oil outlet...
8418990 Magnetic valve actuator for container filling machine  
Disclosed are valve actuator assemblies for high speed bottle filling machines. These actuators have a shaft that is pivotable on its longitudinal axis, a linkage fork connected to the shaft to...
8398050 Hold open configuration for safety valve and method  
An actuator and counterbalance system including a nonmobile carrier; a mobile carrier, mobile relative to the non mobile carrier; and a counterbalance system in operable communication with the...
8393594 Drive mechanism, actuator, and valve  
A driving mechanism (100) includes a first rotor (10) that rotates around a first shaft L1 and a second rotor (20) that rotates around a second shaft L2 that is provided in parallel with the first...
8387945 Method and system for a magnetic actuator  
The system contains a top permanent magnet and a bottom permanent magnet. The bottom magnet is axially aligned with the top magnet. The top magnet and the bottom magnet have substantially opposing...
8371331 Solenoid operated fluid control valve  
Solenoid operated fluid control valve for controlling the pressure of a fluid in a fluid control system comprises a solenoid housing having therein a solenoid coil, an armature movable in response...
8366408 Externally assisted valve for a positive displacement pump  
A positive displacement pump having a valve with an actuation guide for assisting its actuation. The valve may be configured for controlling fluid communication relative to a chamber of the pump...
8365753 Fluid flow controller  
The present invention relates to a magnetic flow controller which transforms a slow reduction in pressure of fluid flow over time to a measurable fluid flow. Once a threshold pressure differential...
8302932 Sprinkler valve test and control device and method thereof  
A sprinkler valve test and control device that is used to test and control a sprinkler valve having a solenoid plunger without the need for electricity. The sprinkler valve test and control device...
8302327 Valve for magnetorheologic fluids  
A valve for magnetorheological fluids is formed with a control duct in which the magnetic field of a magnetic device, consisting of a permanent magnet and coil, acts on the fluid. The viscosity of...
8297315 Throttle valve  
Disclosed is a throttle valve (1), having a housing (2), comprising an inlet opening (3) for a fluid under an inlet pressure, a throttle (4), by means of which the fluid can be throttled to an...
8292259 Magnetic valve  
A magnetic valve arrangement for controlling flow of fluid, the magnetic valve arrangement having at least one ferromagnetic element forming a portion of a magnetic circuit, a valve member and a...
8286935 Subsea electric actuator using linear motor  
An actuator for use with valves in a subsea wellhead assembly. The actuator includes a shaft with an alternating polarity along its length and windings spaced around the shaft that create a...
8272622 Electromagnetic actuator  
An electromagnetic actuator comprises a core (1), a ferromagnetic component (2) movable in a gap (5) in the core, and a magnet (4) for attracting the component to one side of the gap. A flux...
8251085 Leak prevention method for gas lines  
The present invention provides failsafe system for cutting gas off gas flow in response to electrical insults that may damage gas tubing. The invention uses an inductive sensor to detect electrical...
8240329 Fluid control valve  
Disclosed is an apparatus for providing in-line, three-state, dual flow metering, high pressure relief, for use in a system utilizing compressible or incompressible media, which includes a...
8241240 Adjustable valve setting with motor control  
An implantable medical device is disclosed that includes a valve body and a valve rotor adjustable with respect to the valve body. A tool can be utilized to determine and control a position of the...
8240636 Valve system  
The present invention is directed to a valve that has an orifice closing member adjacent to an orifice through which fluid can flow, a displacement member having a first portion and a second...
8215610 Bi-directional electromechanical valve  
A bi-directional electromechanical valve comprising a cylindrical upper cover, two semi-cylindrical permanent magnets, two semi-cylindrical cases, a reverse U-shaped coil set, a cylindrical...
8205855 Electric control valve  
An electric control valve provided in the present invention has a valve gate and a control actuator including a middle seat (10), a setting part (9), a thermal sensitive element (7), a pushing rod...
8141842 Solenoid valve  
A solenoid valve includes a valve housing in which a spool valve element is fitted to be reciprocably slidable along an axis; a magnet coil that moves the spool valve element in a first direction...
8127791 Solenoid operated fluid control valve  
Solenoid operated fluid control valve for controlling the pressure of a fluid in a fluid control system comprises a solenoid housing having therein a solenoid coil, an armature movable in response...
8124024 Cassette for sample preparation  
A cassette for preparing a sample is disclosed herein. The cassette includes a housing, which encloses the structures and the processes used to prepare the sample.
8051878 Magnetic valves for performing multi-dimensional assays using one microfluidic chip  
An apparatus for performing multi-dimensional assays using a microfluidic chip is presented. The apparatus comprises of two crossing series of micro-channels on the microfluidic chip. The apparatus...
8042921 Valve device provided in a passage forming member  
An ink jet type recording apparatus comprises a connection member which has a passage for leading ink to a recording head from an ink cartridge. In the passage, a valve member having a magnetic...
8038120 Magnetically coupled safety valve with satellite outer magnets  
A magnetically coupled safety valve with satellite outer magnets. A safety valve includes a housing having multiple chambers extending longitudinally in a pressure bearing wall of the housing, and...
8038641 Tools and methods for programming an implantable valve  
A two-part tool for reading and adjusting an implantable valve, and methods of use. The tool includes a locator-indicator component that, when placed matingly on the patient's skin over the valve,...
8033291 Magnetically activated cut-off valve assembly  
A cut-off valve assembly for use with a toilet tank, includes a float within the toilet tank, a water retaining float guide within the toilet tank which allows the vertical travel of the float, the...
8020586 One-step flow control for crossing channels  
In one embodiment of the present invention, an apparatus for one-step flow control at a micro-channel crossing comprises a first micro-channel and a second micro-channel, a plurality of magnetic...
8020579 Fire hydrant security cap closure system  
This invention provides a fire hydrant security system having an inner cap with an outlet port on a fire hydrant in a fixed position which includes a member capable of extending from the periphery...
7997302 Valve and associated system and method  
A valve is disclosed that includes a valve body defining an inlet and a plurality of outlets, the inlet and the plurality of outlets cooperating to form a plurality of alternative fluid flow paths...
7950590 Temperature triggered actuator  
An actuator is disclosed which operates on the principle of the variable magnetic properties of materials with respect to temperature. As temperature is raised past Curie temperature, magnetic...
7900885 Electromagnetic actuator with permanent magnets which are disposed in a V-shaped arrangement  
An electromagnetic actuator includes a coil, a core designed to channel a flux of the coil so as to form a return path in an armature, the core having a base from which branches extend, including a...
7891637 Magnetic fluid coupling assemblies and methods  
Fluid coupling assemblies and methods are discussed. The fluid coupling assemblies include a first coupling member, a second coupling member magnetically engageable with the first coupling member,...
7878375 Chemical liquid supply device  
A chemical liquid supply device applies chemical liquid from a nozzle to a processed object. The nozzle is provided in a moving head, which reciprocates between an applying position and a waiting...
7867341 Methods and systems for performing an upper rack wash in a dishwasher  
A dishwasher includes a tub, a fluid circulation assembly, and a water flow blocking mechanism. The assembly includes a pump, which is in flow communication with a lower spray arm via a water...
7819131 Springless compressor valve  
A valve closure system particularly suited to reciprocating compressors employs no springs and preferably urges the valve in the closed direction by the force generated from magnets positioned to...
7815166 Electrodynamic drive for a dispensing valve  
An electrodynamic drive of a compact design is provided, particularly for a respiration system dispensing valve. The electrodynamic drive has a velocity measuring system that is uncoupled from the...
7810344 Water tank and refrigerator having the same  
Disclosed are a water tank and a refrigerator having the same. The water tank includes a tank main body provided with a water storage space formed therein and a discharge hole; a tank cover...
7805099 Teeter-totter valve for carrier replenishment system  
A teeter-totter valve device for metering magnetic particles from a hopper includes (i) a tube connected to the hopper for flow of magnetic particles out of the hopper; (ii) a teeter-totter member...
7762521 Semi-active compressor valve  
A method and system for fine-tuning the motion of suction or discharge valves associated with cylinders of a reciprocating gas compressor, such as the large compressors used for natural gas...
7758172 Injection apparatus and a valve device provided in a passage  
An ink jet type recording apparatus comprises a connection member which has a passage for leading ink to a recording head from an ink cartridge. In the passage, a valve member having a magnetic...
7753073 Occlusion valve with safety relief  
An occlusion valve with safety relief comprising a manifold block having an inlet and an outlet. A diaphragm connected to the manifold block and for being manually pressed to stop flow between the...
7743787 Mud saver valve with magnetic latching  
A mud saver valve for retaining drilling fluid in the Kelly of a rotary drilling rig for insertion into a Kelly sub with an enlarged opening inside having a valve and hollow piston closing the flow...
7726524 Magnetically-coupled valve  
The invention relates to a valve (1), comprising a body (2), within which a needle (3) moves, which can rest with sealing against a seat (23), fixed to the body (2). The needle (3) is magnetically...
7717396 Magnetic actuator device  
The magnetic actuator device of the invention comprises a magnetic field generator external to the duct and a permanent magnetic field generator internal to the duct, separated from the magnetic...
7648119 Magnetic drive for a valve  
A magnetic drive for a valve, in particular for a pneumatic or hydraulic valve, includes a movable armature (14) and a permanent magnet (20). The permanent magnet (20) is formed from a magnetic...
7640944 Valve for prevention of low flow rates through flow meter  
A flow responsive valve for a flow metering system comprising a fluid meter having a minimum measuring flow threshold. The valve is shiftable between an open position at flow rates above the...
7641171 Fluid control valve  
An object of the present invention is to obtain a quick-response fluid control valve. A fluid control valve includes a pressure chamber including an output port; an air supply nozzle and an air...